From 742c9770a27aaeeeda87e0b3c6b97dd34a4988c0 Mon Sep 17 00:00:00 2001
From: Moritz Lipp <mlq@pwmt.org>
Date: Mon, 12 Apr 2010 19:38:07 +0200
Subject: [PATCH] Implemented scrolling

---
 config.def.h |  9 +++++++++
 zathura.c    | 20 +++++++++++++++++++-
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/config.def.h b/config.def.h
index f9a6ee5..e471ca3 100644
--- a/config.def.h
+++ b/config.def.h
@@ -120,6 +120,15 @@ InputbarShortcut inputbar_shortcuts[] = {
   {GDK_CONTROL_MASK,   GDK_w,             isc_string_manipulation,   { DELETE_LAST_WORD } },
 };
 
+/* mouse settings */
+MouseScrollEvent mouse_scroll_events[] = {
+  /* direction,      function,  argument */
+  {GDK_SCROLL_LEFT,  sc_scroll, { LEFT } },
+  {GDK_SCROLL_UP,    sc_scroll, { UP } },
+  {GDK_SCROLL_DOWN,  sc_scroll, { DOWN } },
+  {GDK_SCROLL_RIGHT, sc_scroll, { RIGHT } },
+};
+
 /* commands */
 Command commands[] = {
   /* command,   abbreviation,   function,            completion,   description  */
diff --git a/zathura.c b/zathura.c
index 27c5151..45bab4f 100644
--- a/zathura.c
+++ b/zathura.c
@@ -86,6 +86,13 @@ typedef struct
   Argument argument;
 } InputbarShortcut;
 
+typedef struct
+{
+  int direction;
+  void (*function)(Argument*);
+  Argument argument;
+} MouseScrollEvent;
+
 typedef struct
 {
   char* command;
@@ -1334,6 +1341,7 @@ sc_adjust_window(Argument* argument)
     Zathura.PDF.scale = (view_size / page_width) * 100;
 
   draw(Zathura.PDF.page_number);
+  update_status();
 }
 
 void
@@ -3317,7 +3325,17 @@ cb_view_button_pressed(GtkWidget* widget, GdkEventButton* event, gpointer data)
 gboolean
 cb_view_scrolled(GtkWidget* widget, GdkEventScroll* event, gpointer data)
 {
-  return TRUE;
+  int i;
+  for(i = 0; i < LENGTH(mouse_scroll_events); i++)
+  {
+    if(event->direction == mouse_scroll_events[i].direction)
+    {
+      mouse_scroll_events[i].function(&(mouse_scroll_events[i].argument));
+      return TRUE;
+    }
+  }
+
+  return FALSE;
 }
 
 /* main function */